Home / 1,190,653.58-1,643,113.62-646,793.76

Finding the Fourth Proportional to 1,190,653.58, 1,643,113.62 and 646,793.76

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Solution

The fourth proportional to 1,190,653.58, 1,643,113.62 and 646,793.76 is: 892,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,653.58 : 1,643,113.62 = 646,793.76 : x
  2. Step 2: Convert to fraction form
    1,190,653.58/1,643,113.62 = 646,793.76/x
  3. Step 3: Cross multiply
    1,190,653.58x = 1,643,113.62 × 646,793.76
  4. Step 4: Simplify right side
    1,190,653.58x = 1,062,755,642,548.69
  5. Step 5: Solve for x
    x = 1,062,755,642,548.69/1,190,653.58
  6. Step 6: Final answer
    x = 892,581.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.